Light schedule switch 2 hours difference

[Growman4u]

Hi guys new grower here from Luxembourg.
I got a feminized White widow and she is in veg state 18/6 light schedule from 6 am to midnight.
If I switch to 12/12, can i start the new schedule from 8am to 8 pm
Thanks for helping me out if possible.

 

[MyGrowYo]

Yea no problem at all

 

[Growman4u]

Yea no problem at all

Thank you for your quick reply